Implement CLI configuration and runtime management

scripts/install.sh

@@ -0,0 +1,52 @@
+#!/bin/sh
+set -eu
+
+CHRONOSEAL_VERSION="${CHRONOSEAL_VERSION:-latest}"
+CHRONOSEAL_INSTALL_DIR="${CHRONOSEAL_INSTALL_DIR:-/usr/local/bin}"
+CHRONOSEAL_BASE_URL="${CHRONOSEAL_BASE_URL:-https://get.chronoseal.rs/releases}"
+
+need() {
+    command -v "$1" >/dev/null 2>&1 || {
+        echo "chronoseal installer: missing required command: $1" >&2
+        exit 1
+    }
+}
+
+need uname
+need mktemp
+need chmod
+
+arch="$(uname -m)"
+case "$arch" in
+    x86_64|amd64) target="x86_64-unknown-linux-musl" ;;
+    aarch64|arm64) target="aarch64-unknown-linux-musl" ;;
+    *) echo "chronoseal installer: unsupported architecture: $arch" >&2; exit 1 ;;
+esac
+
+if command -v curl >/dev/null 2>&1; then
+    fetch="curl --proto =https --tlsv1.2 -fsSL"
+elif command -v wget >/dev/null 2>&1; then
+    fetch="wget -qO-"
+else
+    echo "chronoseal installer: install curl or wget" >&2
+    exit 1
+fi
+
+tmp="$(mktemp -d)"
+trap 'rm -rf "$tmp"' EXIT
+
+url="$CHRONOSEAL_BASE_URL/$CHRONOSEAL_VERSION/chronoseal-$target.tar.gz"
+echo "downloading chronoseal $CHRONOSEAL_VERSION for $target"
+
+# shellcheck disable=SC2086
+$fetch "$url" | tar -xz -C "$tmp"
+chmod 0755 "$tmp/chronoseal"
+
+if [ "$(id -u)" -eq 0 ]; then
+    install -m 0755 "$tmp/chronoseal" "$CHRONOSEAL_INSTALL_DIR/chronoseal"
+else
+    sudo install -m 0755 "$tmp/chronoseal" "$CHRONOSEAL_INSTALL_DIR/chronoseal"
+fi
+
+echo "installed: $CHRONOSEAL_INSTALL_DIR/chronoseal"
+echo "try: chronoseal --help"